Oven



FIG. 1 is a perspective view of an oven showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The claimed ornamental design is shown in solid lines and only surfaces with shading are claimed. The broken lines are for illustrative purposes only and form no part of the claimed design. 

We claim the ornamental design for an oven, as shown and described. 